Wai Phyo Thi, MD
Endocrinology, Diabetes & Metabolism Physician · Santa Rosa, CA
Wai Phyo Thi, MD is an endocrinology, diabetes & metabolism physician with a practice address in Santa Rosa, California, and NPI 1457913972, issued on Jul 4, 2019. Check the license (California A196815, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Wai Phyo Thi
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- A196815 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3883 Airway Dr Ste 201, Santa Rosa, CA 95403
- Phone
- (707) 521-7735
- Enumerated
- Jul 4, 2019
- Record last updated
- Jan 14, 2025
- Fax
- (707) 543-5422
- Medicare enrollment
- Enrolled (PECOS I20250122001843); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 3883 Airway Dr Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kendal Hamann, M.D.Endocrinology, Diabetes & Metabolism Physician1285615922
- Michael Magnotti, MD, FACE, ECNUEndocrinology, Diabetes & Metabolism Physician1134324585
Verify Wai Phyo Thi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A196815Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
99 Medicare Part D claims for 29 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $129.64
6 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sutter Bay Medical FoundationSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wai Phyo Thi among 1,131 endocrinology, diabetes & metabolism physician records in California
Wai Phyo Thi, MD is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 94% of them.
- NPI issued2019 · 94% of these records are older, 4% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2012 · median 2003 among the 779 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
All 1,131 in California → Every provider in Santa Rosa → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Amie Cai, MDSanta Rosa, CA 954031043879968
- Kendal Hamann, M.D.Santa Rosa, CA 954031285615922
- Brian Khong, DOSanta Rosa, CA 954031649765405
- Michael Magnotti, MD, FACE, ECNUSanta Rosa, CA 954031134324585
- Jerome Minkoff, MDSanta Rosa, CA 954031801970975
- Beatrice BrumleySanta Rosa, CA 954051134689474
- Yuichiro Nakai, M.D.Santa Rosa, CA 954051497739114
- Rochelle Villanueva, MDSonora, CA 953701932143062
Common questions
What is Wai Phyo Thi, MD's NPI number?
Wai Phyo Thi, MD's National Provider Identifier (NPI) is 1457913972, issued on Jul 4, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Wai Phyo Thi, MD located?
The NPPES record lists a practice address at 3883 Airway Dr Ste 201, Santa Rosa, CA, 95403. Phone: (707) 521-7735. Providers update this record themselves, so call before visiting.
How can I verify Wai Phyo Thi, MD's license?
NPPES lists California license number A196815, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Wai Phyo Thi, MD prescribe under Medicare Part D?
In 2024, Wai Phyo Thi, MD had 99 Medicare Part D claims for 29 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.